It’s happened to you, probably many times over the years: you’re using Safari, and it starts to feel like molasses. You’re working among several apps, and you start to have to wait for seconds or longer as you switch between them, adding frustration. Or you touch your laptop, and say, “Yowch!”–it’s much hotter than expected.
What’s going on? The complex interplay of Mac hardware, macOS software, third-party background utilities and add-ons, and foreground apps can result in unexpected outcomes, like CPUs running hot, memory crunches, and sluggish performance. You can’t always pull one thread and untangle the problem. But you can pursue a few straightforward strategies to make things better without wasting lots of time. Try these actions the next time your Mac acts up.
We also have these articles that might be helpful: Why is my Mac fan so loud? How to fix an overheating Mac and How to check your Mac’s internal temperature and keep it cool.
Read more at Macworld.com